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Gross Lab Test 1
Gross Lab FA Qtr Academics
75
Physiology
Graduate
09/23/2012

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Term
Gradient
Definition
A change in kinetic energy that occurs along a path.
Term
Transmembrane Potential
vs
Membrane Potential
Definition
Transmembrane potential is the charge difference that exists across a membrane.
Whereas
Membrane potential is determined by the relative movement of positive ions across the membrane that results from a chemical concentration gradient and the number of open channels through which the ions can move through the membrane.
Term
6 Naturopathic Principles (& their latin names)
Definition
The Healing Power of Nature
Vis Medicatrix Naturae

Identify and Treat Causes
Tolle Causam

First Do No Harm
Primum Non Nocere

Doctor as Teacher
Docere

Treat The Whole Person
Holism

Prevention
Preventir
Term
7 steps of the naturopathic therapeutic order
Definition
1. Establish the conditions for health
By addressing the Determinants of Health:
Identify and remove disturbing factors (obstacles to cure)
Institute a more healthful regimen
2. Stimulate the Vis Medicatrix Naturae
3. Tonify weakened systems
4. Correct structural integrity
5. Address pathology: Use natural substances
6. Address pathology: Use pharmacologic or synthetic substances
7. Suppress or surgically remove pathology
Term
Sartorius origin insertion action nerve and artery
Definition
O: ASIS

I: Medial surface of superior Tibia

Action: Flexes, abducts, and laterally rotates thigh at the hip joint & flexes leg at knee joint & laterally rotates knee

Nerve: Femoral

Artery / Vein: Muscular branches of the femoral artery
Term
Tensor Faciae Latae origin insertion action nerve and artery
Definition
O: Anterior surface of iliac crest & ASIS

I: Lateral condyle of the tibia via iliotibial tract

Action: Stabilize hip & knee joints

Nerve: Superior gluteal

Artery / Vein: Superior gluteal and lateral circumflex femoral artery
Term
Iliopsoas (psoas minor* + psoas major + ilacus) origin insertion action nerve and artery
Definition
O: Psoas major - T12 - L5; iliacus - iliac fossa, iliac crest & ala of sacrum

I: Iliopsoas tendon on lesser trochanter

Action:
- With origin fixed, flexes femur onto the trunk
- With the insertion fixed, flexus trunk onto femur

Nerves: Psoas - lumbar plexus, iliacus - femoral

Artery / Vein: Iliac branch of the iliolumbar artery.
* Psoas minor may be absent.
Term
Pectineus origin insertion action nerve and artery
Definition
O: Pectineal line of the pubic bone & superior ramus

I: Pectineal line of femur

Action: Flexes thigh at the hip & adducts the hip

Nerve: Femoral & sometimes obturator

Artery / Vein: Medial circumflex femoral branch of femoral artery and obturator artery
Term
Rectus Femoris origin insertion action nerve and artery
Definition
O: Straight head - ASIS, reflected head - groove superior to acetabulum

I: Patella & tibial tuberosity via patellar ligament

Action: Flexes thigh at hip & extends leg at the knee

Nerve: Femoral (L2, L3, L4)

Artery / Vein: ascending branch of LFCA
Term
Vastus lateralis origin insertion action nerve and artery
Definition
O: Posterior Aspect of the femur, base of the greater trochanter
I: Mostly into the lateral patella, and the tendon of the rectus femoris to form the quadriceps tendon. Patella ligament inserts into the tibial tuberosity
Action: Extension of the leg at the knee
Nerve: Femoral (L2, 3, and 4)
Artery / Vein:descending and transverse branches of lateral femoral circumflex artery
Term
Vastus Medialis origin insertion action nerve and artery
Definition
O: Intertrochanteric line, linea aspera & medial supracondylar line of the femur

I: Quadriceps femoris tendon, patella & tibial tuberosity via patellar ligament

Action: Extends the leg at the knee

Nerve: Femoral

Artery / Vein: Femoral artery, profunda femoris artery, and superior medial genicular branch of popliteal artery
Term
Vastus Intermedius origin insertion action nerve and artery
Definition
O: anterior and lateral femoral shaft & lateral intermuscularseptum

I: Patella & tibia

Action: Extends the leg at the knee

Nerve: Femoral

Artery / Vein: descending branch of LFCA
Term
Adductor Brevis origin insertion action nerve and artery
Definition
O: Anterior surface of inferior pubic ramus, inferior to origin of adductor longus

Insertion: Pectineal line and superior part of medial lip of linea aspera

Action: Adducts and flexes the thigh, and helps to laterally rotate the thigh

Innervation: Anterior or posterior division of obturator nerve (L4, L2, L3)

Blood Supply: Obturator artery and medial circumflex femoral artery
Term
Adductor Longus origin insertion action nerve and artery
Definition
O:Anterior surface of body of pubis, just lateral to pubic symphysis

Insertion:Middle third of linea aspera, between the more medial adductor magnus and brevis insertions and the more lateral origin of the vastus medialis

Action:Adducts and flexes the thigh, and helps to laterally rotate the hip joint

Innervation:Anterior division of obturator nerve (L2, L3, L4)

Blood Supply:Obturator artery and medial circumflex femoral artery
Term
Adductor Magnus origin insertion action nerve and artery
Definition
O: Inferior pubic ramus, ischial ramus, and inferolateral area of ischial tuberosity

Insertion: Gluteal tuberosity of femur, medial lip of linea aspera, medial supracondylar ridge, and adductor tubercle

Action: Powerful thigh adductor; superior horizontal fibers also help flex the thigh, while vertical fibers help extend the thigh

Innervation: Posterior division of obturator nerve innervates most of the adductor magnus; vertical or hamstring portion innervated by tibial nerve (L2, L3, L4)

Blood Supply: Medial circumflex femoral artery, inferior gluteal artery, 1st - 4th perforating arteries, obturator artery, and some superior muscular branches of popliteal artery
Term
Gluteus Maximus origin insertion action nerve and artery
Definition
O: Ilium, sacrum, coccyx

I: Illiotibial tract &Femur

Action: Thigh extension, lateral rotation at hip, abduction and adduction

Innervation: Inferior gluteal nerve (L5, S1, and S2)

Blood Supply: Inferior and superior gluteal arteries and the first perforating branch of the profunda femoris artery
Term
Gluteus medius & gluteus minimus origin insertion action nerve and artery
Definition
O: External Ilium
I: Greater Trochanter of the Femur
Action: Abducts & medially rotates thigh
Innervation: Superior Gluteal Nerve (L5, S1)
Blood Supply: Superior gluteal artery
Term
ACL attachments function nerve and artery
Definition
Superior Attachment: Lateral wall of the intercondylar notch at its posterior aspect

Inferior Attachment: Oval shaped area, anterior aspect of the tibial plateau between the tibial eminences.

Blood supply: Middle genicular artery which arises from popliteal A. The inferior medial and lateral genicular A also vascularize the ACL via the fat pad.

Innervation: Posterior articular nerve (a branch of the tibial nerve) Normal ACL has proprioceptive senses that help protect the knee joint during use which are lost after reconstruction.

Primary restraint to anterior tibial translation (90%); Secondary restraint to tibial rotation; Minor secondary restraint to varus-valgus angulation at full extension.
Term
PCL attachments function nerve and artery
Definition
Superior Attachment: Broad crescent-shaped area on the anterolateral aspect of the medial femoral condyle

Inferior Attachment: Posterior tibia, below the articular surface.

Blood Supply: Middle genicular artery which arises from popliteal A. The inferior medial and lateral genicular A also vascularize the PCL via the fat pad.

PCL is responsible for 95% of total restraint to posterior translation of the tibia. Secondary restraint to tibial external rotation. In the PCL deficient knee posterior tibial translation is greatest at high flexion angles and is increased with sectioning of the posterolateral corner, MCL and posteromedial structures.
Term
LCL attachments function nerve and artery
Definition
Superior Attachment: posterior (4.6 mm) and proximal (1.3 mm) to the lateral femoral epicondyle posterior and superior to the insertion of the poplitieus

Inferior Attachment: posterior (8.1 mm) to the anterior point of the head of the fibula. Tight in extension, lax in flexion.

Primary restraint to varus stress of the knee. Resists tibial external rotation. Section the LCL increases external rotation at 30°. External rotation of the tibia is highest after sectioning the LCL and PCL with the knee at 90° flexion
Term
MCL attachments function nerve and artery
Definition
Composed of superficial and deep fibers

Superior Attachment: Superficial MCL=medial femoral epicondyle
Inferior Attachment: Superficial MCL=periorsteum of proximal tibia, deep to the pes anserinus.

Primary restraint to valgus instability.
Term
Gastrocnemius origin insertion action nerve and artery
Definition
O:
-lateral head: lateral aspect of lateral condyle of femur
- medial head: popliteal surface of femur, superior to medial condyle

I: posterior surface of calcaneus via calcaneal tendon

Action: Plantar Flexion when knee is extended

Innervation: tibial nerve (S1, S2)

Blood Supply: sural artery
Term
Soleus origin insertion action nerve and artery
Definition
O: posterior aspect of head of fibula; superior quarter of posterior surface of fibula, soleal line, and medial border of tibia

I: posterior surface of calcaneus via calcaneal tendon

Action: Main Plantar Flexion

Innervation: tibial nerve (S1, S2)

Blood Supply: sural branches of popliteal a; muscular branches of fibular a; posterior tibial a
Term
Popliteus origin insertion action nerve and artery
Definition
O: lateral surface of lateral condyle of femur and lateral meniscus

I: posterior surface of tibia, superior to soleal line

Action: Weakly flexes knee and unlocks it by rotating femur 5° on fixed tibia; medially rotates tibia of unplanted limb

Innervation: tibial Nerve (L4, L5, S1)

Blood Supply: sural branches of popliteal artery
Term
Gracilis origin insertion action nerve and artery
Definition
O: body and inferior ramus of pubis

I: superior part of medial surface of tibia (via pes anserinus)

Action: adducts thigh

Innervation: Obturator Nerve (L2, L3, L4)

Blood Supply: Obturator artery
Term
Superior Gemellus origin insertion action nerve and artery
Definition
O: Ischial spine

I: Medial surface of the greater trochanter (trochanteric fossa) of femur

Action: Laterally rotates extended thigh; abducts flexed thigh

Innervation: nerve to obturator internus

Blood Supply: Inferior gluteal artery
Term
Inferior Gemellus origin insertion action nerve and artery
Definition
O: Ischial tuberosity

I: Medial surface of the greater trochanter (trochanteric fossa) of femur

Action: Laterally rotates extended thigh; abducts flexed thigh

Innervation: Nerve to quadratus femoris

Blood Supply: inferior gluteal artery
Term
6 lateral rotators
Definition
Piriformis
Sup/Inf Gemellus
Obturator Int/Ext
Quadratus Femoris
Term
Fibularis Longus origin insertion action nerve and artery
Definition
O: Head and superior two thirds of lateral surface of fibula

I: base of 1st metatarsal and medial cuneiform

Action: everts foot and weakly plantarflexes ankle

Innervation: Superficial fibular nerve (L5, S1, S2)

Blood Supply: muscular branches of fibular (peroneal) artery
Term
Plantaris origin insertion action nerve and artery
(not everyone has one!)
Definition
O: inferior end of lateral supracondylar line of femur; oblique popliteal ligament

I: posterior surface of calcaneus via calcaneal tendon

Action: weakly assists gastrocnemius in plantarflexing ankle

Innervation: tibial nerve (S1, S2)

Blood Supply: sural branches of popliteal a; muscular branches of fibular a; posterior tibial a
Term
Tibialis Anterior origin insertion action nerve and artery
Definition
O: lateral condyle and superior half of lateral surface of tibia and interosseous membrane

I: medial and inferior surfaces of medial cuneiform and base of 1st metatarsal

Action: dorsiflexes ankle and inverts foot

Innervation: deep fibular nerve (L4, L5)

Blood Supply: anterior tibial
Term
Tibialis Posterior origin insertion action nerve and artery
Definition
O: interosseous membrane; posterior surface of tibia inferior to soleal line; posterior surface of fibula

I: tuberosity of navicular, cuneiform, and cuboid; bases of 2nd, 3rd, and 4th metatarsals

Action: plantarflexes ankle; inverts foot

Innervation: tibial nerve (L4, L5)

Blood Supply: Fibular artery & posterior tibial artery
Term
Extensor Digitorum Longus origin insertion action nerve and artery
Definition
O: lateral condyle of tibia and superior three quarters of medial surface of fibula and interosseous membrane

I: middle and distal phalanges of lateral four digits

Action: extends lateral four digits and dorsiflexes ankle

Innervation: Deep fibular nerve (L5, S1)

Blood Supply: Anterior tibial artery
Term
Extensor Hallucis Longus origin insertion action nerve and artery
Definition
O: middle part of anterior surface of fibula and interosseous membrane

I: dorsal aspect of base of distal phalanx of great toe

Action: extends great toe and dorsiflexes

Innervation: Deep fibular nerve (L5, S1)

Blood Supply: Anterior Tibial artery
Term
Fibularis Brevis origin insertion action nerve and artery
Definition
O: inferior two thirds of lateral surface of fibula

I: dorsal surface of tuberosity on lateral side of base of 5th metatarsal

Action: everts foot and weakly plantaflexes ankle

Innervation: Superficial fibular nerve (L5, S1, S2)

Blood Supply: Muscular branches of fibular (peroneal) artery
Term
Fibularis (peroneus) tertius longus origin insertion action nerve and artery
(not everyone has one!)
Definition
O: inferior third of anterior surface of fibula and interosseous membrane

I: dorsum of base of 5th metatarsal

Action: dorsiflexes ankle and aids in eversion of foot

Innervation: Deep fibular nerve (L5, S1)

Blood Supply: Anterior Tibial artery
Term
Extensor Hallucis Brevis origin insertion action nerve and artery
Definition
O: calcaneus (floor of tarsal sinus); interosseous talocalcaneal ligament; stem of inferior extensor retinaculum

I: dorsal aspect of base of proximal phalanx of great toe

Action: aids the extensor
hallucis longus in extending the great toe at the metatarsophalangeal joint

Innervation: Deep fibular nerve (L5, S1)

Blood Supply: Dorsalis Pedis artery
Term
Extensor Digitorum Brevis origin insertion action nerve and artery
Definition
O: calcaneus (floor of tarsal sinus); interosseous talocalcaneal ligament; stem of inferior extensor retinaculum

I: proximal portion of medial toes (digits 2-5)

Action: aids the extensor digitorum longus in extending the four medial toes at the metatarsophalangeal and interphalangeal joints

Innervation: Deep fibular nerve (L5, S1)

Blood Supply: Dorsalis Pedis artery
Term
Abductor Digiti Minimi origin insertion action nerve and artery
Definition
O: medial and lateral tubercles of tuberosity of calcaneus; plantar aponeurosis; intermuscular septa

I: lateral side of base of proximal phalanx of 5th digit

Action: abducts and flexes 5th digit

Innervation: Lateral Plantar nerve (S2, S3)

Blood Supply: Lateral Plantar artery
Term
Quadratus Plantae origin insertion action nerve and artery
Definition
O: medial surface and lateral margin of plantar surface of calcaneus

I: posterolateral margin of tendons of flexor digitorum longus

Action: assists flexor digitorum longus in flexing lateral four digits

Innervation: Lateral Plantar nerve (S2, S3)

Blood Supply: Lateral Plantar artery
Term
plantar interossei (3) origin insertion action nerve and artery
Definition
O: bases and medial sides of the bodies of the third, fourth, and fifth metatarsal bones

I: the medial sides of the bases of the first phalanges of the same toes

Action: adduct digits 3-5 and flex metatarsophalangeal joints

Innervation: lateral plantar nerve (S2, S3)

Blood Supply: Lateral PLantar Arch artery
Term
dorsal interossei (4) origin insertion action nerve and artery
Definition
O: adjacent sides of metatarsals 1-5

I: 1st: medial side of proximal phalanx of 2nd digit; 2nd-4th: lateral sides of 2nd-4th digits

Action: Abduct digits 2-4 and flex metatarsophalangeal joints

Innervation: lateral plantar nerve (S2, S3)

Blood Supply: Lateral Plantar Arch artery
Term
Idenify the structures responsible for the stability of the knee joint (9)
Definition
popliteal ligaments posteriorly

medial and lateral collateral ligaments

PCL/  ACL

patellar ligament

gastrocnemius

popliteus

oblique popliteal ligament
Term
Origin and process (2) of the femoral nerve
Definition
Originates from Lumbar Plexus and splits into anterior cutaneous branches, and saphenous (infrapatellar medial crural cutaneous)
Term
Obturator Externus origin insertion action nerve and artery
Definition
O: margins of obturator foramen and obturator membrane

I: trochanteric fossa of femur

Action: laterally rotates thigh

Innervation: Obturator nerve (L2, L3, L4)

Blood Supply: Obturator artery
Term
Obturator Internus origin insertion action nerve and artery
Definition
O: Pelvic surface of the obturator membrane and surrounding bones

I: Medial surface of the greater trochanter (trochanteric fossa) of femur

Action: Laterally rotates extended thigh; abducts flexed thigh

Innervation: Nerve to quadratus femoris

Blood Supply: Inferior gluteal artery
Term
Quadratus Femoris origin insertion action nerve and artery
Definition
O: Lateral border of ischial tuberosity

I: Quadrate tubercle on the intertrochanteric crest of the femur and area inferior to it

Action: Laterally rotates thigh

Innervation: Nerve to quadratus femoris

Blood Supply: Inferior gluteal artery
Term
Flexor Hallucis Brevis origin insertion action nerve and artery
Definition
O: plantar surfaces of cuboid and lateral cuneiforms

I: both sides of base of proximal phalanx of 1st digit

Action: flexes proximal phalanx of 1st digit

Innervation: Medial plantar nerve (S2, S3)

Blood Supply: Medial plantar artery
Term
Flexor Hallucis Longus origin insertion action nerve and artery
Definition
O: inferior two thirds of posterior surface of fibula; inferior part of interosseous membrane

I: base of distal phalanx of great toe (hallux)

Action: flexes big toe at all joints; weakly plantarflexes ankle

Innervation: Tibial Nerve (S2, S3)

Blood Supply: Fibular artery; posterior tibial artery
Term
Flexor Digitorum Longus origin insertion action nerve and artery
Definition
O: medial part of posterior surface of tibia inferior to soleal line; by a broad tendon to fibula

I: bases of distal phalanges of lateral four digits

Action: flexes lateral four digits; plantarflexes ankle; supports longitudinal arches of foot

Innervation: Tibial nerve (S2, S3)

Blood Supply: Fibular artery; posterior tibial artery
Term
Flexor Digitorum brevis origin insertion action nerve and artery
Definition
O: medial tubercle of tuberosity of calcaneus; plantar aponeurosis; intermuscular septa

I: both sides of middle phalanges of lateral four digits

Action: Flexes lateral four digits

Innervation: medial plantar nerve (S2, S3)

Blood Supply: Medial plantar artery
Term
Abductor hallucis origin insertion action nerve and artery
Definition
O: medial tubercle of tuberosity of calcaneus; flexor retinaculum; plantar aponeurosis

I: medial side of base of proximal phalanx of 1st digit

Action: Abducts and flexes 1st digit

Innervation: Medial Plantar nerve

Blood Supply: Medial Plantar artery
Term
Hamstring part of adductor magnus origin insertion action nerve and artery
Definition
O: Ischial tuberosity

I: Adductor tubercle of femur

Action: Extends thigh

Innervation: Tibial division of sciatic nerve (L5, S1, S2)

Blood Supply: Medial circumflex femoral artery, inferior gluteal artery, 1st - 4th perforating arteries, obturator artery, and some superior muscular branches of popliteal artery
Term
Piriformis origin insertion action nerve and artery
Definition
O: the anterior surface of sacrum

I: the superior border of greater trochanter of the femur

Action: Laterally rotates extended thigh; abducts flexed thigh

Innervation: Branches of anterior rami of S1, S2

Blood Supply: Superior gluteal artery; inferior gluteal artery
Term
Lumbricals (4) origin insertion action nerve and artery
Definition
O: tendons of flexor digitorum longus

I: medial aspect of extensor expansions over lateral four digits

Action: flex proximal phalanges, extend middle and distal phalanges of lateral four digits

Innervation: medial one: medial plantar nerve (S2, S3); lateral three: lateral plantar nerve (S2, S3)

Blood Supply: 1st: medial plantar artery; 2nd-4th: lateral plantar artery
Term
Nerves that don't split (5)
Definition
Obturator, Superior Gluteal Nerve (Glut med. min.), Inferior Gluteal Nerve (Gluteus maximus), Nerve to Obturator Internus (obt. internus & superior gemellus), Nerve to quadratus femoris (quad. femoris, inferior gemellus)
Term
Full Process of the Sciatic Nerve (which itself innervates...) (6)
Definition
Sciatic Nerve Innervates the Posterior Thigh

Splits into:

Tibial Nerve (hamstrings)
-Lateral Plantar Nerve (lateral foot muscles)

-Medial Plantar Nerve (medial foot muscles)

Common Fibular Nerve (Short head of biceps femoris)
-Superficial Fibular Nerve (lateral leg)

-Deep Fibular Nerve (Anterior leg, Dorsum of the Foot)
Term
Common iliac arteries split into
Definition
External Iliac

Internal Iliac
Term
External Iliac Arteries becomes (3)
Definition
Femoral Artery

(Deep Circumflex Iliac Artery)
(Inferior epigastric artery)
Term
Internal Iliac Artery Splits Into (4)
Definition
Obturator Artery (Medial Thigh)

Superior Gluteal Artery (All Gluteus Muscles)

Inferior Gluteal Artery ( Gluteus Maximus)

Internal Pudendal Artery (Pelvic Organs)
Term
Deep Femoral Artery Becomes (3)
Definition
Medial Circumflex Artery (Hip Joint)

Perforating Arteries (Posterior Thigh)

Lateral Circumlfex Artery (Hip Joint)
Term
Popliteal Artery Becomes (3)
Definition
Genicular Arteries (Knee)

Anterior Tibial (Anterior Leg)

Posterior Tibial (Posterior Leg)
Term
Anterior Tibial Artery Becomes...
Definition
Dorsal Pedis (Dorsum of Foot)
Term
Posterior Tibial Artery Becomes (3)
Definition
Fibular Artery (Lateral Leg)

Lateral Plantar Artery (Lateral Sole of foot)

Medial Plantar Artery (Medial Sole of foot)
Term
The Lateral Plantar Artery and Medial Plantar Artery anastomize to make...
Definition
The Deep Plantar Arch (Sole of the Foot)
Term
Dorsal Pedis Artery Splits to Become (3)
Definition
All 3 anastomize to make an arch

Lateral Tarsal Artery (Lateral Toes)

Deep Plantar (Sole of foot)

Arcuate Artery
Term
What forms the popliteal vein? (3)
Definition
Small Saphenous

Anterior Tibial

Posterior Tibial
Term
What three veins does the Dorsal Venous Arch become?
Definition
Anterior Tibial Vein

Small Saphenous Vein

Great Saphenous Vein
Term
What four veins combine to become the Femoral Vein?
Definition
Great Saphenous (Medial leg, Cutaneous)

Pudendal Vein (Pelvic Organs)

Deep Femoral Vein (Hip Joint)

Popliteal Vein (Knee)
Term
What two veins combine to form the Deep Femoral Vein?
Definition
Medial Circumflex Femoral Vein (Hip Joint)

Lateral Circumflex Femoral Vein (Hip Joint)
Term
What four veins combine to form the Internal Iliac Vein?
Definition
Obturator Vein

Superior/Inferior Gluteal Veins

Internal Pudendal Vein (Pelvic Organs)
Term
What does the Femoral Vein empty into?
Definition
The External Iliac Vein
Term
Housemaid's knee
Definition
Also known as prepatellar bursitis.
Term
What three ligaments surround the head of the femur?
Definition
Illiofemoral ligament, Ischiofemoral ligament, Pubofemoral ligament
Term
Transmural pressure
vs
Recoil Force
Definition
Transmural pressure - what the distending pressure is to the volume structure.
vs
Recoil Force - equal in magnitude to transmural pressure, but opposite in direction to the distending pressure.
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